import { Injectable, Res } from "@nestjs/common";

import * as echarts from 'echarts';
import { createCanvas } from 'canvas';
import * as ExcelJS from 'exceljs';
import * as fs from 'fs';
import * as path from 'path';
@Injectable()
export class AppService {
  async getHello(@Res() res: Response) {

  }
}
